<tr>
    <td>CVSS</td>
    <td>
        v2 : <s>{{ event.details.old.v2 | default('unknown') }}</s>
        <br/>
        v3 : <s>{{ event.details.old.v3 | default('unknown') }}</s>
    </td>
    <td>
        v2 : {{ event.details.new.v2 | default('unknown') }}
        <br/>
        v3 : {{ event.details.new.v3 | default('unknown')}}
    </td>
</tr>